1097350643200 has 240 divisors, whose sum is σ = 3179438824320. Its totient is φ = 367483576320.

The previous prime is 1097350643173. The next prime is 1097350643231. The reversal of 1097350643200 is 23460537901.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3710391 + ... + 3995209.

It is an arithmetic number, because the mean of its divisors is an integer number (13247661768).

Almost surely, 2^{1097350643200} is an apocalyptic number.

1097350643200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1097350643200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1589719412160).

1097350643200 is an abundant number, since it is smaller than the sum of its proper divisors (2082088181120).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1097350643200 is an equidigital number, since it uses as much as digits as its factorization.

1097350643200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284897 (or 284876 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 40.

The spelling of 1097350643200 in words is "one trillion, ninety-seven billion, three hundred fifty million, six hundred forty-three thousand, two hundred".